31245470

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{661}}^1$

素因数の和:860

約数の個数: 32

約数和(自身を含む): 58626720

約数和(自身を除く): 27381250

約数列:

[1, 2, 5, 10, 29, 58, 145, 163, 290, 326, 661, 815, 1322, 1630, 3305, 4727, 6610, 9454, 19169, 23635, 38338, 47270, 95845, 107743, 191690, 215486, 538715, 1077430, 3124547, 6249094, 15622735, 31245470]

約数ペア:

[(1, 31245470), (2, 15622735), (5, 6249094), (10, 3124547), (29, 1077430), (58, 538715), (145, 215486), (163, 191690), (290, 107743), (326, 95845), (661, 47270), (815, 38338), (1322, 23635), (1630, 19169), (3305, 9454), (4727, 6610)]